| Bruce Stewart Shepherd | Director | 31 Dec 1991 | 7 Mar 1995 | British | 80 years |
| Claire Rachel Bateman | Secretary | 22 Feb 2017 | 25 Jun 2019 | - | - |
| Dominique Arnold Louis Regout | Director | 17 Nov 2005 | 31 May 2007 | Belgian | 77 years |
| Eddy Jean Marie Spolspoel | Director | 6 Feb 2018 | 12 Oct 2018 | Belgian | 52 years |
| Eric De Ribaucourt | Director | 12 Oct 2018 | 31 Jan 2025 | Belgian | 54 years |
| Frederic De Schrevel | Director | 5 Jan 2004 | 30 Apr 2005 | Belgian | 70 years |
| Frederic Flaus | Director | 1 Dec 2017 | 2 Jan 2019 | French | 61 years |
| Guido Lodewijk Weyns | Director | 1 Apr 1996 | 31 Mar 2000 | Belgian | 89 years |
| Henri Chausteur | Director | 7 Mar 1995 | 29 Mar 1996 | Belgian | 85 years |
| Jacques Grosfils | Director | 7 Mar 1995 | 29 Mar 1996 | Belgiam | 90 years |
| Jacques Grosfils | Secretary | 27 Mar 1995 | 21 May 1997 | Belgiam | - |
| Joanne Fox | Secretary | 25 Jun 2019 | 14 Apr 2020 | - | - |
| Michel Hanson | Director | 1 Jul 2003 | 17 Jun 2016 | Belgian | 72 years |
| Olivier Grosfils | Director | 1 Nov 2021 | 26 Jun 2023 | Belgian | 58 years |
| Paul Andre De Croes | Director | 7 Mar 1995 | 1 Jul 2003 | Belgian | 89 years |
| Philip Snoeck | Director | 23 Aug 2007 | 31 Oct 2021 | Belgian | 61 years |
| Philippe Casier | Director | 7 Mar 1995 | 1 Nov 2010 | Belgian | 82 years |
| Richard Mark Webster | Director | 6 Feb 2018 | 4 Feb 2021 | British | 60 years |
| Richard Mark Webster | Secretary | 21 May 1997 | 22 Feb 2017 | British | - |
| Shaun David Ward | Secretary | 18 Jan 1993 | 7 Mar 1995 | British | - |
| Stefaan Devolder | Director | 17 Jun 2016 | 1 Dec 2017 | Belgian | 63 years |
| Violet Dryden | Secretary | 31 Dec 1991 | 18 Jan 1993 | British | - |
| Wb Company Secretaries Limited | Corporate Secretary | 7 Mar 1995 | 27 Mar 1995 | United Kingdom | - |
| William Frederick Shepherd | Director | 31 Dec 1991 | 7 Mar 1995 | British | 85 years |
